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能简便计算的写出简算过程38×56×24351926÷3855×5115-613÷926-2

2022-08-14 02:36:23 问答库 阅读 200 次

问题详情

能简便计算的写出简算过程
3

8

×5

6

×24

35

19

26

÷38

55

×5

11

5-6

13

÷9

26

-2

3

5

8

×4

3

+5

8

÷3

4

4

9

×[0.5÷(3

5

×10

9

)]

3

8

×5

6

×24

35

5

8

÷16

7

÷14

11

(0.75-3

16

)×(2

9

+4

3

)

参考答案

(1)38×56×2435,
=314;

(2)1926÷3855×511,
=1926×5538×511,
=2552;

(3)5-613÷926-23,
=5-613×269-23,
=5-43-23,
=5-(43+23),
=5-2,
=3;

(4)58×43+58÷34,
=58×43+58×43,
=58×43×2,
=53;

(5)49×[0.5÷(35×109)],
=49×[12÷23],
=49×[12×32],
=49×34,
=13;

(6)38×56×2435,
=314;

(7)58÷167÷1411,
=58×716×1114,
=55256;

(8)(0.75-316)×(29+43),
=(34-316)×149,
=916×149,
=78.

考点:过程